nearly: implies mere proximity: we were ~ home when the accident happened.      （proximity接近the state of being near，如the proximity of the beach to our hotel海滩离宾馆近，the bus station is located in close proximity to my home公交车站离家近, 如proximity of blood近亲，proximity effect（物理）邻近效应）   （又如I see her nearly every day几乎每天见她，we nearly missed our flight差点没有赶上飞机，如I am nearly finished快完成了，nearly 100 people attended近100人参加；词组not nearly表示差很远much less than，或一点也不not at all, 如it's not nearly as late as I thought it was比我想象的早得多，如that's not nearly enough远远不够）


almost: stresses a falling short or deficiency: ~ out of her mind with grief.   falling short和deficiency都表示不足，但almost一般不强调不足，而是强调很接近    （如"are you finished?" "almost"你完成了么，几乎完成了，如prices rose by almost 40 percent物价上涨了几乎40%，如she's almost always late几乎总是迟到，如I have almost no money几乎没钱）


approximately: suggests that the difference is of no practical importance and that there is a reasonable approach to accuracy: weather forecasts cannot be more than ~ accurate.      如the journey took approximately seven hours旅程大约花了七个小时，如the approximate cost大概费用


well-nigh: implies the closest approach short of identity: they found him ~ dead from cold.   (表示最大程度的接近，如well-nigh perfect/impossible几近完美/几乎不可能)


nearly接近: 指差距小，almost几乎、很接近:  强调很接近，approximately大约大概: 表示误差不重要，已足够准确，well-nigh几乎可谓: 指最大程度接近，虽然不相等


记忆方法: 1）首字母NAAW爱你爱我<==很接近

         2）接近的意思是距离小mean within a little of being, becoming, reaching, or sufficing.